<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
</head>
<body>
    <script>
        const Vue = {
            extend(){
                function VueComponent(){

                }
                return VueComponent
            }
        }


        const School = Vue.extend();
        const s = new School();
        console.log(s);


        //School {}
    </script>
</body>
</html>